Principal Real-time Software Engineer

Prattwhitney; Aurora (CO); On-site; USD 107,500 - 190,000; Full time

Benefits offered by this job

Medical insurance

Dental insurance

Vision insurance

401(k) match

Paid time off

Job summary

PrattWhitney is seeking an experienced engineer to architect and develop embedded real-time software within complex hardware–firmware systems. The role involves cross-disciplinary collaboration to refine concepts, improve testability, and ensure measurable quality across the product lifecycle.

The candidate will mentor junior staff, contribute to proposals and design reviews, and collaborate on access and security processes.

Qualifications

• Degree in STEM and at least 8 years of relevant experience.
• Experience with Embedded C++, RTOS, and software architecture.
• Active and transferable Secret security clearance.
• Knowledge of rate-monotonic theory and firmware/hardware integration preferred.

Responsibilities

• Architect, design, implement, test and debug embedded real-time software.
• Work with cross-disciplinary team to refine product concepts and ensure quality.
• Teach, coach and mentor less experienced staff.
• Contribute to proposals and design reviews.
• Obtain program access as required.

Skills

Embedded C++

Embedded Software Security

Software Architecture

RTOS experience

Security clearance

Education

STEM degree

Tools

RTOS tools (Green Hills / Integrity / VxWorks / Linux)

Job description

Responsibilities

• Architect, design, implement, test and debug integrated embedded real‑time software within heterogeneous systems composed of firmware and hardware.
• Work within a cross‑discipline team to define, refine and improve product concept, implementation, testability and guaranteed, measurable quality.
• Teach, coach and mentor less experienced staff.
• Contribute to proposals as well as preliminary and critical design reviews.
• Obtain program access as required.

Qualifications

• Degree in Science, Technology, Engineering or Mathematics (STEM) and at least 8 years of relevant experience.
• Experience with at least two of the following: Embedded C++, Embedded Software Security, Software Architecture Design and Implementation.
• Familiarity with embedded Real‑Time Operating Systems (RTOS) such as Green Hills, Integrity, Wind River VxWorks or Linux.
• Experience in developing complex systems that integrate hardware, firmware and software.
• Active and transferable Secret‑level U.S. government issued security clearance.
• Preferred: Knowledge of rate‑monotonic theory, layered architectural principles, reading electrical schematics, firmware source (VHDL/Verilog), assembly language, lab instruments (power‑supply, DMM, oscilloscope, logic analyzer), device drivers, and leading engineering teams.

Benefits & Compensation

• Salary range: $107,500 – $204,500 USD.
• Medical, dental, vision, life insurance, short‑term and long‑term disability, 401(k) match, flexible spending accounts, employee assistance program, parental leave, paid time off and holidays.
• Potential annual short‑term and long‑term incentive compensation programs.

EEO Statement

RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified individuals with a disability and protected veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act.